extractParamsFromWeigthMap.js 3.2 KB

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  1. import { disposeUnusedWeightTensors, extractWeightEntryFactory } from '../common';
  2. import { isTensor2D } from '../utils';
  3. function extractorsFactory(weightMap, paramMappings) {
  4. var extractWeightEntry = extractWeightEntryFactory(weightMap, paramMappings);
  5. function extractScaleLayerParams(prefix) {
  6. var weights = extractWeightEntry(prefix + "/scale/weights", 1);
  7. var biases = extractWeightEntry(prefix + "/scale/biases", 1);
  8. return { weights: weights, biases: biases };
  9. }
  10. function extractConvLayerParams(prefix) {
  11. var filters = extractWeightEntry(prefix + "/conv/filters", 4);
  12. var bias = extractWeightEntry(prefix + "/conv/bias", 1);
  13. var scale = extractScaleLayerParams(prefix);
  14. return { conv: { filters: filters, bias: bias }, scale: scale };
  15. }
  16. function extractResidualLayerParams(prefix) {
  17. return {
  18. conv1: extractConvLayerParams(prefix + "/conv1"),
  19. conv2: extractConvLayerParams(prefix + "/conv2")
  20. };
  21. }
  22. return {
  23. extractConvLayerParams: extractConvLayerParams,
  24. extractResidualLayerParams: extractResidualLayerParams
  25. };
  26. }
  27. export function extractParamsFromWeigthMap(weightMap) {
  28. var paramMappings = [];
  29. var _a = extractorsFactory(weightMap, paramMappings), extractConvLayerParams = _a.extractConvLayerParams, extractResidualLayerParams = _a.extractResidualLayerParams;
  30. var conv32_down = extractConvLayerParams('conv32_down');
  31. var conv32_1 = extractResidualLayerParams('conv32_1');
  32. var conv32_2 = extractResidualLayerParams('conv32_2');
  33. var conv32_3 = extractResidualLayerParams('conv32_3');
  34. var conv64_down = extractResidualLayerParams('conv64_down');
  35. var conv64_1 = extractResidualLayerParams('conv64_1');
  36. var conv64_2 = extractResidualLayerParams('conv64_2');
  37. var conv64_3 = extractResidualLayerParams('conv64_3');
  38. var conv128_down = extractResidualLayerParams('conv128_down');
  39. var conv128_1 = extractResidualLayerParams('conv128_1');
  40. var conv128_2 = extractResidualLayerParams('conv128_2');
  41. var conv256_down = extractResidualLayerParams('conv256_down');
  42. var conv256_1 = extractResidualLayerParams('conv256_1');
  43. var conv256_2 = extractResidualLayerParams('conv256_2');
  44. var conv256_down_out = extractResidualLayerParams('conv256_down_out');
  45. var fc = weightMap['fc'];
  46. paramMappings.push({ originalPath: 'fc', paramPath: 'fc' });
  47. if (!isTensor2D(fc)) {
  48. throw new Error("expected weightMap[fc] to be a Tensor2D, instead have " + fc);
  49. }
  50. var params = {
  51. conv32_down: conv32_down,
  52. conv32_1: conv32_1,
  53. conv32_2: conv32_2,
  54. conv32_3: conv32_3,
  55. conv64_down: conv64_down,
  56. conv64_1: conv64_1,
  57. conv64_2: conv64_2,
  58. conv64_3: conv64_3,
  59. conv128_down: conv128_down,
  60. conv128_1: conv128_1,
  61. conv128_2: conv128_2,
  62. conv256_down: conv256_down,
  63. conv256_1: conv256_1,
  64. conv256_2: conv256_2,
  65. conv256_down_out: conv256_down_out,
  66. fc: fc
  67. };
  68. disposeUnusedWeightTensors(weightMap, paramMappings);
  69. return { params: params, paramMappings: paramMappings };
  70. }
  71. //# sourceMappingURL=extractParamsFromWeigthMap.js.map